I used a similar strategy with a 5 day stay in a hospital that didn't have WiFi. I tethered my phone and made a protected network called "$10/day - go to room 5

I used a similar strategy with a 5 day stay in a hospital that didn't have WiFi. I tethered my phone and made a protected network called "$10/day - go to room 515". I was actually expecting to get a few clients, but no one ever did visit me.